Tamron 11-20mm F/2.8 Di III-A RXD Lens For Canon RF Mount KITCHEN [2] The improved version allows

[2] The improved version allows the front camera to track subjects that turn to the side or spin

and sharpness

Redesigned for all-day comfort

20 elements in 13 groups including one XLD (eXtra Low Dispersion) and an LD (Low Dispersion)

Material of Construction Carbon Fiber and Aluminum

Tamron 11-20mm F/2.8 Di III-A RXD Lens For Canon RF Mount KITCHEN [2] The improved version allowsTamron 11 20mm F 2. 8 Di III A RXD Lens for Canon RF Mount APS C f 2. 8 to f 16 18 32mm (35mm Equivalent) Fast Ultra Wide Angle Zoom Rapid eXtra Silent Stepping Drive Motor 1x XLD, 2x GM Asph., and 2x LD Elements BBAR G2 Lens Coating Weather Sealed Construction Rounded 7 Blade Diaphragm Features AF MF switch and Connector Port for firmware updates 67mm Filter Diameter The Tamron 11 20mm f 2. 8 Di III A RXD marks Tamrons first entry into the Canon RF